3622997 has 4 divisors (see below), whose sum is σ = 4140576. Its totient is φ = 3105420.

The previous prime is 3622991. The next prime is 3623017. The reversal of 3622997 is 7992263.

3622997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3622997 - 2⁸ = 3622741 is a prime.

It is a super-2 number, since 2×3622997² = 26252214524018, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3622997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258779 + ... + 258792.

It is an arithmetic number, because the mean of its divisors is an integer number (1035144).

Almost surely, 2^3622997 is an apocalyptic number.

It is an amenable number.

3622997 is a deficient number, since it is larger than the sum of its proper divisors (517579).

3622997 is an equidigital number, since it uses as much as digits as its factorization.

3622997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517578.

The product of its digits is 40824, while the sum is 38.

The square root of 3622997 is about 1903.4171902134. The cubic root of 3622997 is about 153.5875425055.

The spelling of 3622997 in words is "three million, six hundred twenty-two thousand, nine hundred ninety-seven".